Home / 14,119.32-19,486.99-7,833.72

Finding the Fourth Proportional to 14,119.32, 19,486.99 and 7,833.72

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Solution

The fourth proportional to 14,119.32, 19,486.99 and 7,833.72 is: 10,811.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,119.32 : 19,486.99 = 7,833.72 : x
  2. Step 2: Convert to fraction form
    14,119.32/19,486.99 = 7,833.72/x
  3. Step 3: Cross multiply
    14,119.32x = 19,486.99 × 7,833.72
  4. Step 4: Simplify right side
    14,119.32x = 152,655,623.30
  5. Step 5: Solve for x
    x = 152,655,623.30/14,119.32
  6. Step 6: Final answer
    x = 10,811.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.